References
- Cardall, D. (n.d.) Newton's Three Laws of Motion, from http://csep10.phys.utk.edu/astr161/lect/history/newton3laws.html
- Lipscombe, T. D. (2009) The Physics of Rugby, from http://www.pedromantovani.com.br/blogdorugby/wp-content/uploads/2010/03/The-Physics-of-Rugby.pdf
- n/a (Aug, 23, 2006) Physics of Rugby, from http://physicsrugby.blogspot.ca/
- Antonov, S. (May, 5, 2011) The Rugby Pass, from http://sofiabarbarians.wordpress.com/2011/05/05/how-fast-can-a-rugby-pas-be/
- Science Kids (Oct. 23, 2012) The Science of Rugby Scrums, from http://www.sciencekids.co.nz/videos/sports/rugbyscrum.html
- Benson, T. (Jul. 11, 2008) Conservation of Energy, from http://www.grc.nasa.gov/WWW/k-12/airplane/thermo1f.html